#include<stdio.h>
int main()
{
	int m,n;
	scanf("%d%d",&m,&n);
	if(m%n==0)
	{
	printf("%d,%d\n",m,n);	//TODO
	}
	else
	{
	m%2==0 ? printf("%d: Even\n",m) : printf("%d: Odd\n",m);
	n%2==0 ? printf("%d: Even\n",n) : printf("%d: Odd\n",n);
	}
	return 0;
}
 
